fix: Use known working docker publish

.github/workflows/docker-publish.yml

@@ -6,8 +6,6 @@ name: Docker
 # documentation.
 
 on:
-  schedule:
-    - cron: '30 23 * * *'
   push:
     branches: [ "main" ]
     # Publish semver tags as releases.
@@ -15,6 +13,9 @@ on:
   pull_request:
     branches: [ "main" ]
 
+permissions:
+  contents: read
+
 env:
   # Use docker.io for Docker Hub if empty
   REGISTRY: ghcr.io
@@ -41,20 +42,18 @@ jobs:
       # https://github.com/sigstore/cosign-installer
       - name: Install cosign
         if: github.event_name != 'pull_request'
-        uses: sigstore/cosign-installer@c3667d99424e7e6047999fb6246c0da843953c65 #v3.0.1
-        with:
-          cosign-release: 'v1.13.1'
+        uses: sigstore/cosign-installer@main
 
 
       # Workaround: https://github.com/docker/build-push-action/issues/461
       - name: Setup Docker buildx
-        uses: docker/setup-buildx-action@4b4e9c3e2d4531116a6f8ba8e71fc6e2cb6e6c8c
+        uses: docker/setup-buildx-action@v2
 
       # Login against a Docker registry except on PR
       # https://github.com/docker/login-action
       - name: Log into registry ${{ env.REGISTRY }}
         if: github.event_name != 'pull_request'
-        uses: docker/login-action@f4ef78c080cd8ba55a85445d5b36e214a81df20a
+        uses: docker/login-action@v2
         with:
           registry: ${{ env.REGISTRY }}
           username: ${{ github.actor }}
@@ -64,7 +63,7 @@ jobs:
       # https://github.com/docker/metadata-action
       - name: Extract Docker metadata
         id: meta
-        uses: docker/metadata-action@507c2f2dc502c992ad446e3d7a5dfbe311567a96
+        uses: docker/metadata-action@v4
         with:
           images: ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}
 
@@ -72,15 +71,12 @@ jobs:
       # https://github.com/docker/build-push-action
       - name: Build and push Docker image
         id: build-and-push
-        uses: docker/build-push-action@3b5e8027fcad23fda98b2e3ac259d8d67585f671
+        uses: docker/build-push-action@v4
         with:
           context: .
           push: ${{ github.event_name != 'pull_request' }}
           tags: ${{ steps.meta.outputs.tags }}
           labels: ${{ steps.meta.outputs.labels }}
-          cache-from: type=gha
-          cache-to: type=gha,mode=max
-
 
       # Sign the resulting Docker image digest except on PRs.
       # This will only write to the public Rekor transparency log when the Docker
@@ -93,4 +89,4 @@ jobs:
           COSIGN_YES: true
         # This step uses the identity token to provision an ephemeral certificate
         # against the sigstore community Fulcio instance.
-        run: echo "${{ steps.meta.outputs.tags }}" | xargs -I {} cosign sign {}@${{ steps.build-and-push.outputs.digest }}
+        run: cosign sign ${{ steps.meta.outputs.tags }}@${{ steps.build-and-push.outputs.digest }}